The energy stored in coal is

The work done will be zero when the angle between the force and the distance is

When a body is lifted through a height h, the work done on it appears in the form of its:

In Einstein’s mass-energy equation, c is the

If the direction of motion of the force is perpendicular to the direction of motion of the body, then work done will be

The energy stored in a dam is

If the velocity of a body becomes double, then its kinetic energy will

Which one of the following converts light energy into electrical energy?

Rate of doing work is called

The kinetic energy of a body of mass 2 kg is 25 J. Its speed is

The work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be